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The external aldimine form of Salmonella typhimurium Tryptophan Synthase mutant beta-Q114A in complex with cesium ion at the metal coordination site.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 7K0B
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 298 50 mM Bicine-CsOH, 9% PEG 8,000, 3 mM Spermine, pH 7.8
Crystal Properties Matthews coefficient Solvent content 2.61 52.99
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 182.827 α = 90 b = 59.527 β = 94.88 c = 67.478 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2020-01-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 24-ID-C 0.9720 APS 24-ID-C
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 1.5 91.082 98.2 0.082 0.082 0.095 0.037 9.2 6.4 113436
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.58 99.3 0.715 0.715 0.835 0.324 1 6.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 7k0b 1.5 39.29 107437 5713 97.84 0.1709 0.1683 0.1707 0.22 0.2211 RANDOM 30.771
Temperature Factor Modeling Anisotropic B[1][1] Anisotropic B[1][2] Anisotropic B[1][3] Anisotropic B[2][2] Anisotropic B[2][3] Anisotropic B[3][3] -1.23 0.46 1.05 0.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.53 r_dihedral_angle_4_deg 18.998 r_dihedral_angle_3_deg 12.82 r_dihedral_angle_1_deg 6.223 r_rigid_bond_restr 4.108 r_angle_refined_deg 1.429 r_chiral_restr 0.101 r_bond_refined_d 0.008 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4897 Nucleic Acid Atoms Solvent Atoms 656 Heterogen Atoms 80
Software Software Software Name Purpose XDS data reduction SCALA data scaling PHASER phasing DM phasing REFMAC refinement PDB_EXTRACT data extraction